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[CQ-Contest] best pc power supply to eliminate rfi?

Subject: [CQ-Contest] best pc power supply to eliminate rfi?
From: k3lr@k3lr.com (Tim Duffy K3LR)
Date: Wed Sep 4 16:09:14 2002
Hi Jamie!

When I built 14 new Pentium PCs for  the K3LR multi-multi, Dave, W9ZRX suggested
using Enlight power supplies as his tests indicated they were RF quiet.

They are extremely clean and work great.


Tim K3LR

Jim Reisert wrote:

> I fixed several power supply problems by opening it up and noticing that there
> is a footprint on the PC board where a filter *would* normally be installed,
> usually just jumpered over with bare wire.  About 10 turns of something like 
> 18
> or 20 gauge insulated wire, bifilar wound around a torroid would work in 
> place.
> Just make sure to wire it correctly (in-line) so you don't short out the AC
> line instead!
> 73 - Jim AD1C
> --- ww3s@zoominternet.net wrote:
> > I know Dave, K6LL, recommends the Envision monitor as virtually noiseless. I
> > bought 2 and they are quiet. Still noise though from the pc power supply, 
> > one
> > extremely bad. Along the lines of Dave's suggestion, can anyone recommend a
> > particular power supply to replace the existing one with? What should one
> > look for in trying to find a "noiseless" pc power supply?
> =====
> Jim Reisert AD1C, 7 Charlemont Court, North Chelmsford, MA 01863
> USA +978-251-9933, <jjreisert@alum.mit.edu>, http://www.ad1c.com
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